Too long metadata string bugfix.

This commit is contained in:
Blaz Kristan 2023-08-17 16:24:16 +02:00
parent 4911a74cac
commit 7e28718681
2 changed files with 13 additions and 9 deletions

View File

@ -974,9 +974,10 @@ void serializeNodes(JsonObject root)
// deserializes mode data string into JsonArray
void serializeModeData(JsonArray fxdata)
{
char lineBuffer[128];
char lineBuffer[256];
for (size_t i = 0; i < strip.getModeCount(); i++) {
strncpy_P(lineBuffer, strip.getModeData(i), 127);
strncpy_P(lineBuffer, strip.getModeData(i), 255);
lineBuffer[255] = '\0'; // terminate string
if (lineBuffer[0] != 0) {
char* dataPtr = strchr(lineBuffer,'@');
if (dataPtr) fxdata.add(dataPtr+1);
@ -987,10 +988,12 @@ void serializeModeData(JsonArray fxdata)
// deserializes mode names string into JsonArray
// also removes effect data extensions (@...) from deserialised names
void serializeModeNames(JsonArray arr) {
char lineBuffer[128];
void serializeModeNames(JsonArray arr)
{
char lineBuffer[256];
for (size_t i = 0; i < strip.getModeCount(); i++) {
strncpy_P(lineBuffer, strip.getModeData(i), 127);
strncpy_P(lineBuffer, strip.getModeData(i), 255);
lineBuffer[255] = '\0'; // terminate string
if (lineBuffer[0] != 0) {
char* dataPtr = strchr(lineBuffer,'@');
if (dataPtr) *dataPtr = 0; // terminate mode data after name

View File

@ -233,7 +233,8 @@ uint8_t extractModeName(uint8_t mode, const char *src, char *dest, uint8_t maxLe
if (mode < strip.getModeCount()) {
char lineBuffer[256];
//strcpy_P(lineBuffer, (const char*)pgm_read_dword(&(WS2812FX::_modeData[mode])));
strcpy_P(lineBuffer, strip.getModeData(mode));
strncpy_P(lineBuffer, strip.getModeData(mode), 255);
lineBuffer[255] = '\0'; // terminate string
size_t len = strlen(lineBuffer);
size_t j = 0;
for (; j < maxLen && j < len; j++) {
@ -355,9 +356,9 @@ uint8_t extractModeSlider(uint8_t mode, uint8_t slider, char *dest, uint8_t maxL
int16_t extractModeDefaults(uint8_t mode, const char *segVar)
{
if (mode < strip.getModeCount()) {
char lineBuffer[128] = "";
strncpy_P(lineBuffer, strip.getModeData(mode), 127);
lineBuffer[127] = '\0'; // terminate string
char lineBuffer[256];
strncpy_P(lineBuffer, strip.getModeData(mode), 255);
lineBuffer[255] = '\0'; // terminate string
if (lineBuffer[0] != 0) {
char* startPtr = strrchr(lineBuffer, ';'); // last ";" in FX data
if (!startPtr) return -1;